| 1 | import operator |
| 2 | import unittest |
| 3 | |
| 4 | from test import test_support |
| 5 | |
| 6 | |
| 7 | class OperatorTestCase(unittest.TestCase): |
| 8 | def test_lt(self): |
| 9 | self.failUnlessRaises(TypeError, operator.lt) |
| 10 | self.failUnlessRaises(TypeError, operator.lt, 1j, 2j) |
| 11 | self.failIf(operator.lt(1, 0)) |
| 12 | self.failIf(operator.lt(1, 0.0)) |
| 13 | self.failIf(operator.lt(1, 1)) |
| 14 | self.failIf(operator.lt(1, 1.0)) |
| 15 | self.failUnless(operator.lt(1, 2)) |
| 16 | self.failUnless(operator.lt(1, 2.0)) |
| 17 | |
| 18 | def test_le(self): |
| 19 | self.failUnlessRaises(TypeError, operator.le) |
| 20 | self.failUnlessRaises(TypeError, operator.le, 1j, 2j) |
| 21 | self.failIf(operator.le(1, 0)) |
| 22 | self.failIf(operator.le(1, 0.0)) |
| 23 | self.failUnless(operator.le(1, 1)) |
| 24 | self.failUnless(operator.le(1, 1.0)) |
| 25 | self.failUnless(operator.le(1, 2)) |
| 26 | self.failUnless(operator.le(1, 2.0)) |
| 27 | |
| 28 | def test_eq(self): |
| 29 | class C(object): |
| 30 | def __eq__(self, other): |
| 31 | raise SyntaxError |
| 32 | self.failUnlessRaises(TypeError, operator.eq) |
| 33 | self.failUnlessRaises(SyntaxError, operator.eq, C(), C()) |
| 34 | self.failIf(operator.eq(1, 0)) |
| 35 | self.failIf(operator.eq(1, 0.0)) |
| 36 | self.failUnless(operator.eq(1, 1)) |
| 37 | self.failUnless(operator.eq(1, 1.0)) |
| 38 | self.failIf(operator.eq(1, 2)) |
| 39 | self.failIf(operator.eq(1, 2.0)) |
| 40 | |
| 41 | def test_ne(self): |
| 42 | class C(object): |
| 43 | def __ne__(self, other): |
| 44 | raise SyntaxError |
| 45 | self.failUnlessRaises(TypeError, operator.ne) |
| 46 | self.failUnlessRaises(SyntaxError, operator.ne, C(), C()) |
| 47 | self.failUnless(operator.ne(1, 0)) |
| 48 | self.failUnless(operator.ne(1, 0.0)) |
| 49 | self.failIf(operator.ne(1, 1)) |
| 50 | self.failIf(operator.ne(1, 1.0)) |
| 51 | self.failUnless(operator.ne(1, 2)) |
| 52 | self.failUnless(operator.ne(1, 2.0)) |
| 53 | |
| 54 | def test_ge(self): |
| 55 | self.failUnlessRaises(TypeError, operator.ge) |
| 56 | self.failUnlessRaises(TypeError, operator.ge, 1j, 2j) |
| 57 | self.failUnless(operator.ge(1, 0)) |
| 58 | self.failUnless(operator.ge(1, 0.0)) |
| 59 | self.failUnless(operator.ge(1, 1)) |
| 60 | self.failUnless(operator.ge(1, 1.0)) |
| 61 | self.failIf(operator.ge(1, 2)) |
| 62 | self.failIf(operator.ge(1, 2.0)) |
| 63 | |
| 64 | def test_gt(self): |
| 65 | self.failUnlessRaises(TypeError, operator.gt) |
| 66 | self.failUnlessRaises(TypeError, operator.gt, 1j, 2j) |
| 67 | self.failUnless(operator.gt(1, 0)) |
| 68 | self.failUnless(operator.gt(1, 0.0)) |
| 69 | self.failIf(operator.gt(1, 1)) |
| 70 | self.failIf(operator.gt(1, 1.0)) |
| 71 | self.failIf(operator.gt(1, 2)) |
| 72 | self.failIf(operator.gt(1, 2.0)) |
| 73 | |
| 74 | def test_abs(self): |
| 75 | self.failUnlessRaises(TypeError, operator.abs) |
| 76 | self.failUnlessRaises(TypeError, operator.abs, None) |
| 77 | self.failUnless(operator.abs(-1) == 1) |
| 78 | self.failUnless(operator.abs(1) == 1) |
| 79 | |
| 80 | def test_add(self): |
| 81 | self.failUnlessRaises(TypeError, operator.add) |
| 82 | self.failUnlessRaises(TypeError, operator.add, None, None) |
| 83 | self.failUnless(operator.add(3, 4) == 7) |
| 84 | |
| 85 | def test_bitwise_and(self): |
| 86 | self.failUnlessRaises(TypeError, operator.and_) |
| 87 | self.failUnlessRaises(TypeError, operator.and_, None, None) |
| 88 | self.failUnless(operator.and_(0xf, 0xa) == 0xa) |
| 89 | |
| 90 | def test_concat(self): |
| 91 | self.failUnlessRaises(TypeError, operator.concat) |
| 92 | self.failUnlessRaises(TypeError, operator.concat, None, None) |
| 93 | self.failUnless(operator.concat('py', 'thon') == 'python') |
| 94 | self.failUnless(operator.concat([1, 2], [3, 4]) == [1, 2, 3, 4]) |
| 95 | |
| 96 | def test_countOf(self): |
| 97 | self.failUnlessRaises(TypeError, operator.countOf) |
| 98 | self.failUnlessRaises(TypeError, operator.countOf, None, None) |
| 99 | self.failUnless(operator.countOf([1, 2, 1, 3, 1, 4], 3) == 1) |
| 100 | self.failUnless(operator.countOf([1, 2, 1, 3, 1, 4], 5) == 0) |
| 101 | |
| 102 | def test_delitem(self): |
| 103 | a = [4, 3, 2, 1] |
| 104 | self.failUnlessRaises(TypeError, operator.delitem, a) |
| 105 | self.failUnlessRaises(TypeError, operator.delitem, a, None) |
| 106 | self.failUnless(operator.delitem(a, 1) is None) |
| 107 | self.assert_(a == [4, 2, 1]) |
| 108 | |
| 109 | def test_delslice(self): |
| 110 | a = range(10) |
| 111 | self.failUnlessRaises(TypeError, operator.delslice, a) |
| 112 | self.failUnlessRaises(TypeError, operator.delslice, a, None, None) |
| 113 | self.failUnless(operator.delslice(a, 2, 8) is None) |
| 114 | self.assert_(a == [0, 1, 8, 9]) |
| 115 | |
| 116 | def test_div(self): |
| 117 | self.failUnlessRaises(TypeError, operator.div, 5) |
| 118 | self.failUnlessRaises(TypeError, operator.div, None, None) |
| 119 | self.failUnless(operator.floordiv(5, 2) == 2) |
| 120 | |
| 121 | def test_floordiv(self): |
| 122 | self.failUnlessRaises(TypeError, operator.floordiv, 5) |
| 123 | self.failUnlessRaises(TypeError, operator.floordiv, None, None) |
| 124 | self.failUnless(operator.floordiv(5, 2) == 2) |
| 125 | |
| 126 | def test_truediv(self): |
| 127 | self.failUnlessRaises(TypeError, operator.truediv, 5) |
| 128 | self.failUnlessRaises(TypeError, operator.truediv, None, None) |
| 129 | self.failUnless(operator.truediv(5, 2) == 2.5) |
| 130 | |
| 131 | def test_getitem(self): |
| 132 | a = range(10) |
| 133 | self.failUnlessRaises(TypeError, operator.getitem) |
| 134 | self.failUnlessRaises(TypeError, operator.getitem, a, None) |
| 135 | self.failUnless(operator.getitem(a, 2) == 2) |
| 136 | |
| 137 | def test_getslice(self): |
| 138 | a = range(10) |
| 139 | self.failUnlessRaises(TypeError, operator.getslice) |
| 140 | self.failUnlessRaises(TypeError, operator.getslice, a, None, None) |
| 141 | self.failUnless(operator.getslice(a, 4, 6) == [4, 5]) |
| 142 | |
| 143 | def test_indexOf(self): |
| 144 | self.failUnlessRaises(TypeError, operator.indexOf) |
| 145 | self.failUnlessRaises(TypeError, operator.indexOf, None, None) |
| 146 | self.failUnless(operator.indexOf([4, 3, 2, 1], 3) == 1) |
| 147 | self.assertRaises(ValueError, operator.indexOf, [4, 3, 2, 1], 0) |
| 148 | |
| 149 | def test_invert(self): |
| 150 | self.failUnlessRaises(TypeError, operator.invert) |
| 151 | self.failUnlessRaises(TypeError, operator.invert, None) |
| 152 | self.failUnless(operator.inv(4) == -5) |
| 153 | |
| 154 | def test_isCallable(self): |
| 155 | self.failUnlessRaises(TypeError, operator.isCallable) |
| 156 | class C: |
| 157 | pass |
| 158 | def check(self, o, v): |
| 159 | self.assert_(operator.isCallable(o) == callable(o) == v) |
| 160 | check(self, 4, 0) |
| 161 | check(self, operator.isCallable, 1) |
| 162 | check(self, C, 1) |
| 163 | check(self, C(), 0) |
| 164 | |
| 165 | def test_isMappingType(self): |
| 166 | self.failUnlessRaises(TypeError, operator.isMappingType) |
| 167 | self.failIf(operator.isMappingType(1)) |
| 168 | self.failIf(operator.isMappingType(operator.isMappingType)) |
| 169 | self.failUnless(operator.isMappingType(operator.__dict__)) |
| 170 | self.failUnless(operator.isMappingType({})) |
| 171 | |
| 172 | def test_isNumberType(self): |
| 173 | self.failUnlessRaises(TypeError, operator.isNumberType) |
| 174 | self.failUnless(operator.isNumberType(8)) |
| 175 | self.failUnless(operator.isNumberType(8j)) |
| 176 | self.failUnless(operator.isNumberType(8L)) |
| 177 | self.failUnless(operator.isNumberType(8.3)) |
| 178 | self.failIf(operator.isNumberType(dir())) |
| 179 | |
| 180 | def test_isSequenceType(self): |
| 181 | self.failUnlessRaises(TypeError, operator.isSequenceType) |
| 182 | self.failUnless(operator.isSequenceType(dir())) |
| 183 | self.failUnless(operator.isSequenceType(())) |
| 184 | self.failUnless(operator.isSequenceType(xrange(10))) |
| 185 | self.failUnless(operator.isSequenceType('yeahbuddy')) |
| 186 | self.failIf(operator.isSequenceType(3)) |
| 187 | |
| 188 | def test_lshift(self): |
| 189 | self.failUnlessRaises(TypeError, operator.lshift) |
| 190 | self.failUnlessRaises(TypeError, operator.lshift, None, 42) |
| 191 | self.failUnless(operator.lshift(5, 1) == 10) |
| 192 | self.failUnless(operator.lshift(5, 0) == 5) |
| 193 | self.assertRaises(ValueError, operator.lshift, 2, -1) |
| 194 | |
| 195 | def test_mod(self): |
| 196 | self.failUnlessRaises(TypeError, operator.mod) |
| 197 | self.failUnlessRaises(TypeError, operator.mod, None, 42) |
| 198 | self.failUnless(operator.mod(5, 2) == 1) |
| 199 | |
| 200 | def test_mul(self): |
| 201 | self.failUnlessRaises(TypeError, operator.mul) |
| 202 | self.failUnlessRaises(TypeError, operator.mul, None, None) |
| 203 | self.failUnless(operator.mul(5, 2) == 10) |
| 204 | |
| 205 | def test_neg(self): |
| 206 | self.failUnlessRaises(TypeError, operator.neg) |
| 207 | self.failUnlessRaises(TypeError, operator.neg, None) |
| 208 | self.failUnless(operator.neg(5) == -5) |
| 209 | self.failUnless(operator.neg(-5) == 5) |
| 210 | self.failUnless(operator.neg(0) == 0) |
| 211 | self.failUnless(operator.neg(-0) == 0) |
| 212 | |
| 213 | def test_bitwise_or(self): |
| 214 | self.failUnlessRaises(TypeError, operator.or_) |
| 215 | self.failUnlessRaises(TypeError, operator.or_, None, None) |
| 216 | self.failUnless(operator.or_(0xa, 0x5) == 0xf) |
| 217 | |
| 218 | def test_pos(self): |
| 219 | self.failUnlessRaises(TypeError, operator.pos) |
| 220 | self.failUnlessRaises(TypeError, operator.pos, None) |
| 221 | self.failUnless(operator.pos(5) == 5) |
| 222 | self.failUnless(operator.pos(-5) == -5) |
| 223 | self.failUnless(operator.pos(0) == 0) |
| 224 | self.failUnless(operator.pos(-0) == 0) |
| 225 | |
| 226 | def test_pow(self): |
| 227 | self.failUnlessRaises(TypeError, operator.pow) |
| 228 | self.failUnlessRaises(TypeError, operator.pow, None, None) |
| 229 | self.failUnless(operator.pow(3,5) == 3**5) |
| 230 | self.failUnless(operator.__pow__(3,5) == 3**5) |
| 231 | self.assertRaises(TypeError, operator.pow, 1) |
| 232 | self.assertRaises(TypeError, operator.pow, 1, 2, 3) |
| 233 | |
| 234 | def test_repeat(self): |
| 235 | a = range(3) |
| 236 | self.failUnlessRaises(TypeError, operator.repeat) |
| 237 | self.failUnlessRaises(TypeError, operator.repeat, a, None) |
| 238 | self.failUnless(operator.repeat(a, 2) == a+a) |
| 239 | self.failUnless(operator.repeat(a, 1) == a) |
| 240 | self.failUnless(operator.repeat(a, 0) == []) |
| 241 | a = (1, 2, 3) |
| 242 | self.failUnless(operator.repeat(a, 2) == a+a) |
| 243 | self.failUnless(operator.repeat(a, 1) == a) |
| 244 | self.failUnless(operator.repeat(a, 0) == ()) |
| 245 | a = '123' |
| 246 | self.failUnless(operator.repeat(a, 2) == a+a) |
| 247 | self.failUnless(operator.repeat(a, 1) == a) |
| 248 | self.failUnless(operator.repeat(a, 0) == '') |
| 249 | |
| 250 | def test_rshift(self): |
| 251 | self.failUnlessRaises(TypeError, operator.rshift) |
| 252 | self.failUnlessRaises(TypeError, operator.rshift, None, 42) |
| 253 | self.failUnless(operator.rshift(5, 1) == 2) |
| 254 | self.failUnless(operator.rshift(5, 0) == 5) |
| 255 | self.assertRaises(ValueError, operator.rshift, 2, -1) |
| 256 | |
| 257 | def test_contains(self): |
| 258 | self.failUnlessRaises(TypeError, operator.contains) |
| 259 | self.failUnlessRaises(TypeError, operator.contains, None, None) |
| 260 | self.failUnless(operator.contains(range(4), 2)) |
| 261 | self.failIf(operator.contains(range(4), 5)) |
| 262 | self.failUnless(operator.sequenceIncludes(range(4), 2)) |
| 263 | self.failIf(operator.sequenceIncludes(range(4), 5)) |
| 264 | |
| 265 | def test_setitem(self): |
| 266 | a = range(3) |
| 267 | self.failUnlessRaises(TypeError, operator.setitem, a) |
| 268 | self.failUnlessRaises(TypeError, operator.setitem, a, None, None) |
| 269 | self.failUnless(operator.setitem(a, 0, 2) is None) |
| 270 | self.assert_(a == [2, 1, 2]) |
| 271 | self.assertRaises(IndexError, operator.setitem, a, 4, 2) |
| 272 | |
| 273 | def test_setslice(self): |
| 274 | a = range(4) |
| 275 | self.failUnlessRaises(TypeError, operator.setslice, a) |
| 276 | self.failUnlessRaises(TypeError, operator.setslice, a, None, None, None) |
| 277 | self.failUnless(operator.setslice(a, 1, 3, [2, 1]) is None) |
| 278 | self.assert_(a == [0, 2, 1, 3]) |
| 279 | |
| 280 | def test_sub(self): |
| 281 | self.failUnlessRaises(TypeError, operator.sub) |
| 282 | self.failUnlessRaises(TypeError, operator.sub, None, None) |
| 283 | self.failUnless(operator.sub(5, 2) == 3) |
| 284 | |
| 285 | def test_truth(self): |
| 286 | class C(object): |
| 287 | def __nonzero__(self): |
| 288 | raise SyntaxError |
| 289 | self.failUnlessRaises(TypeError, operator.truth) |
| 290 | self.failUnlessRaises(SyntaxError, operator.truth, C()) |
| 291 | self.failUnless(operator.truth(5)) |
| 292 | self.failUnless(operator.truth([0])) |
| 293 | self.failIf(operator.truth(0)) |
| 294 | self.failIf(operator.truth([])) |
| 295 | |
| 296 | def test_bitwise_xor(self): |
| 297 | self.failUnlessRaises(TypeError, operator.xor) |
| 298 | self.failUnlessRaises(TypeError, operator.xor, None, None) |
| 299 | self.failUnless(operator.xor(0xb, 0xc) == 0x7) |
| 300 | |
| 301 | def test_is(self): |
| 302 | a = b = 'xyzpdq' |
| 303 | c = a[:3] + b[3:] |
| 304 | self.failUnlessRaises(TypeError, operator.is_) |
| 305 | self.failUnless(operator.is_(a, b)) |
| 306 | self.failIf(operator.is_(a,c)) |
| 307 | |
| 308 | def test_is_not(self): |
| 309 | a = b = 'xyzpdq' |
| 310 | c = a[:3] + b[3:] |
| 311 | self.failUnlessRaises(TypeError, operator.is_not) |
| 312 | self.failIf(operator.is_not(a, b)) |
| 313 | self.failUnless(operator.is_not(a,c)) |
| 314 | |
| 315 | def test_attrgetter(self): |
| 316 | class A: |
| 317 | pass |
| 318 | a = A() |
| 319 | a.name = 'arthur' |
| 320 | f = operator.attrgetter('name') |
| 321 | self.assertEqual(f(a), 'arthur') |
| 322 | f = operator.attrgetter('rank') |
| 323 | self.assertRaises(AttributeError, f, a) |
| 324 | f = operator.attrgetter(2) |
| 325 | self.assertRaises(TypeError, f, a) |
| 326 | self.assertRaises(TypeError, operator.attrgetter) |
| 327 | self.assertRaises(TypeError, operator.attrgetter, 1, 2) |
| 328 | |
| 329 | class C(object): |
| 330 | def __getattr(self, name): |
| 331 | raise SyntaxError |
| 332 | self.failUnlessRaises(AttributeError, operator.attrgetter('foo'), C()) |
| 333 | |
| 334 | def test_itemgetter(self): |
| 335 | a = 'ABCDE' |
| 336 | f = operator.itemgetter(2) |
| 337 | self.assertEqual(f(a), 'C') |
| 338 | f = operator.itemgetter(10) |
| 339 | self.assertRaises(IndexError, f, a) |
| 340 | |
| 341 | class C(object): |
| 342 | def __getitem(self, name): |
| 343 | raise SyntaxError |
| 344 | self.failUnlessRaises(TypeError, operator.itemgetter(42), C()) |
| 345 | |
| 346 | f = operator.itemgetter('name') |
| 347 | self.assertRaises(TypeError, f, a) |
| 348 | self.assertRaises(TypeError, operator.itemgetter) |
| 349 | self.assertRaises(TypeError, operator.itemgetter, 1, 2) |
| 350 | |
| 351 | d = dict(key='val') |
| 352 | f = operator.itemgetter('key') |
| 353 | self.assertEqual(f(d), 'val') |
| 354 | f = operator.itemgetter('nonkey') |
| 355 | self.assertRaises(KeyError, f, d) |
| 356 | |
| 357 | # example used in the docs |
| 358 | inventory = [('apple', 3), ('banana', 2), ('pear', 5), ('orange', 1)] |
| 359 | getcount = operator.itemgetter(1) |
| 360 | self.assertEqual(map(getcount, inventory), [3, 2, 5, 1]) |
| 361 | self.assertEqual(sorted(inventory, key=getcount), |
| 362 | [('orange', 1), ('banana', 2), ('apple', 3), ('pear', 5)]) |
| 363 | |
| 364 | def test_main(): |
| 365 | test_support.run_unittest(OperatorTestCase) |
| 366 | |
| 367 | |
| 368 | if __name__ == "__main__": |
| 369 | test_main() |